Qt报错:qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch).....

Posted 2022-09-24 kerngeeksund

Qt编译完后运行程序报如下错误

17:46:32: Starting /home/wyl/Documents/Qtcode/RSViewer/RSViewer_build/RSViewer...
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 770, resource id: 136314920, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 935, resource id: 136314920, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1010, resource id: 136314920, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1059, resource id: 136314920, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1070, resource id: 136314920, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1211, resource id: 136314982, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1349, resource id: 136314996, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1583, resource id: 136315025, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1790, resource id: 136315025, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1839, resource id: 136315025, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1850, resource id: 136315025, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 1978, resource id: 136315074, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 2112, resource id: 136315088, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 2343, resource id: 136315113, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 2538, resource id: 136315113, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 2587, resource id: 136315113, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 2598, resource id: 136315113, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 2744, resource id: 136315164, major code: 130 (Unknown), minor code: 3
qt.qpa.xcb: QXcbConnection: XCB error: 8 (BadMatch), sequence: 2878, resource id: 136315178, major code: 130 (Unknown), minor code: 3

原因

QT找不到xcb动态库,

没有将libqxcb库拷贝到发布包中，或者libqxcb需要的动态库不全

 

解决办法

将Qt安装目录中 Qt5.6.3/5.6.3/gcc_64/plugins/platforms 拷贝到qt程序所在目录， 
使用ldd查看libqxcb需要链接的库是否能找到，如果没有，将缺少的库一并拷贝到发布包中